170789840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1693}}^1$

素因数の和:1816

約数の個数: 80

約数和(自身を含む): 432295248

約数和(自身を除く): 261505408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 485, 520, 776, 970, 1040, 1261, 1552, 1693, 1940, 2522, 3386, 3880, 5044, 6305, 6772, 7760, 8465, 10088, 12610, 13544, 16930, 20176, 22009, 25220, 27088, 33860, 44018, 50440, 67720, 88036, 100880, 110045, 135440, 164221, 176072, 220090, 328442, 352144, 440180, 656884, 821105, 880360, 1313768, 1642210, 1760720, 2134873, 2627536, 3284420, 4269746, 6568840, 8539492, 10674365, 13137680, 17078984, 21348730, 34157968, 42697460, 85394920, 170789840]

約数ペア:

[(1, 170789840), (2, 85394920), (4, 42697460), (5, 34157968), (8, 21348730), (10, 17078984), (13, 13137680), (16, 10674365), (20, 8539492), (26, 6568840), (40, 4269746), (52, 3284420), (65, 2627536), (80, 2134873), (97, 1760720), (104, 1642210), (130, 1313768), (194, 880360), (208, 821105), (260, 656884), (388, 440180), (485, 352144), (520, 328442), (776, 220090), (970, 176072), (1040, 164221), (1261, 135440), (1552, 110045), (1693, 100880), (1940, 88036), (2522, 67720), (3386, 50440), (3880, 44018), (5044, 33860), (6305, 27088), (6772, 25220), (7760, 22009), (8465, 20176), (10088, 16930), (12610, 13544)]